The most common coneflower used in perennial gardens is Echinacea purpurea, plain old purple ... native coneflower is yellow or gray-headed coneflower, a tall plant with yellow flowers found ...

Is it too late to plant ... Grass, Prairie Dropseed, and Little Bluestem. Some perennial flowers that do not require cold stratification include all native asters, Culver's Root, Blue Sage, Purple ...